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199 Commits

Author SHA1 Message Date
Jim Wilson
79c0672ee6 (instantiate_decls): Use temporary allocation if 
DECL_DEFER_OUTPUT is set.

From-SVN: r9394
 1995-04-17 12:23:52 -07:00
Richard Kenner
6dfc5c6de5 (preserve_temp_slots): Clear ADDR_TAKEN on item that we are 
preserving.

From-SVN: r9236
 1995-03-27 20:45:05 -05:00
Richard Kenner
49468af2d9 (pop_function_context): Fix error in last change; reference old value 
of current_function_decl before we modify it.

From-SVN: r9202
 1995-03-18 16:37:13 -05:00
Jason Merrill
a0dabda52b Handle compilation of nested functions from another scope. 
From-SVN: r9185
 1995-03-15 21:48:01 +00:00
Per Bothner
b001a02f29 Remove Feb 28's FUNCTION_NEEDS_STATIC_CHAIN changes. 
From-SVN: r9106
 1995-03-01 19:33:25 -08:00
Per Bothner
7ad8c4bf11 function.c (lookup_static_chain): Check for a static chain using FUNCTION_NEEDS_STATIC_CHAIN. 
* function.c (lookup_static_chain):  Check for a static chain
using FUNCTION_NEEDS_STATIC_CHAIN.
(init_function_start):  Set current_function_needs_context depending
on FUNCTION_NEEDS_STATIC_CHAIN rather than decl_function_context.

From-SVN: r9096
 1995-02-28 15:06:03 -08:00
Richard Kenner
64e6d9cc49 (assign_parms): Added arg to RETURN_POPS_ARGS. 
From-SVN: r9011
 1995-02-21 18:48:03 -05:00
Jim Wilson
71cd4a8d33 (delete_handlers): When clear LABEL_PRESERVE_P, 
also remove label from nonlocal_label list.

From-SVN: r8782
 1995-01-20 17:58:34 -08:00
Richard Kenner
4013a70901 (optimize_bit_field): Don't remove a SUBREG that changes mode class. 
From-SVN: r8744
 1995-01-13 18:43:36 -05:00
Jeff Law
3668e76e90 calls.c (expand_call): Set MEM_IN_STRUCT_P as needed on return value from assign_stack_temp. 
* calls.c (expand_call): Set MEM_IN_STRUCT_P as needed on return
	value from assign_stack_temp.
	(store_one_arg): Likewise.
	* expr.c (save_noncopied_parts): Likewise.
	(expand_expr): Likewise.
	* function.c (assign_parms): Likewise.
	* integrate.c (expand_inline_function): Likewise.
	* stmt.c (expand_decl): Likewise.

From-SVN: r8708
 1994-12-29 19:50:28 -07:00
Doug Evans
b1f82ccff1 (instantiate_virtual_regs_1, case PLUS): If offset is 
zero, make sure register replacement is still validated.

From-SVN: r8649
 1994-12-13 15:04:05 +00:00
Doug Evans
ea5917da8d (locate_and_pad_parm): Don't call pad_below for BLKmode parms in regs. 
From-SVN: r8645
 1994-12-12 18:14:40 +00:00
Doug Evans
d4b0a7a049 (locate_and_pad_parm): Do padding before rounding 
so pad_below knows how much is needed.

From-SVN: r8622
 1994-12-07 20:58:08 +00:00
Ian Lance Taylor
f76b9db287 Check target endianness at run time, not compile time 
From-SVN: r8470
 1994-11-16 21:10:09 +00:00
Jason Merrill
8eda074c87 (init_function_start): Use 
POINTER_TYPE_P rather than checking the type against POINTER_TYPE
        (to include references).

From-SVN: r8458
 1994-11-16 00:45:41 +00:00
Doug Evans
b2a80c0d2b (assign_stack_temp): Compute size of slot after 
assign_stack_local has accounted for alignment.

From-SVN: r8438
 1994-11-15 14:55:15 +00:00
Richard Kenner
84e24c036d (assign_stack_temp): Always initialize p->rtl_expr. 
From-SVN: r8429
 1994-11-11 18:55:49 -05:00
Richard Kenner
199b61d8f8 (preserve_rtl_expr_result): find_temp_slot_from_address now used. 
Don't bring the temp slot to an inner level than it was.

From-SVN: r8427
 1994-11-11 17:37:45 -05:00
Richard Kenner
73620b82c8 (preserve_temp_slots): Preserve anything whose address was taken when 
X is zero.

From-SVN: r8363
 1994-10-31 07:24:20 -05:00
Per Bothner
f733963397 * function.c (current_function_outgoing_args_size): Update comment. 
From-SVN: r8291
 1994-10-17 16:09:35 -07:00
Richard Kenner
e19571dbde (preserve_temp_slots): If X cannot be a temp slot, preserve all things 
whose address was taken at the present level.

From-SVN: r8238
 1994-10-07 16:13:58 -04:00
Richard Kenner
303ec2aa60 (assign_stack_temp): Abort if SIZE == -1. 
From-SVN: r8235
 1994-10-07 08:28:44 -04:00
Richard Kenner
a25d4ba2f6 (struct temp_slot): New field addr_taken. 
(assign_stack_temp): Initialize it.
(mark_temp_addr_taken): New function.
(preserve_temp_slots): Decrement level of things at same level but whose
address has been taken.

From-SVN: r8224
 1994-10-06 06:52:10 -04:00
Jason Merrill
e4a4639ef0 ontext, adds argument to indicate that the new function is not a nested function. 
ontext, adds argument to indicate that the new
        function is not a nested function.
        (push_function_context): Call it.
        (pop_function_context{,_from}): Similarly.

From-SVN: r8205
 1994-10-02 23:16:51 +00:00
Richard Kenner
e87ee2a99d (trampoline_address): Add missing call to round_trampoline. 
From-SVN: r8157
 1994-09-28 19:18:05 -04:00
Richard Kenner
b88a314292 (optimize_bit_field): Put any insns made by change_address in front of INSN. 
(expand_function_end): Don't pass DECL_INITIAL to setjmp_protect if it is
error_mark_node.

From-SVN: r8146
 1994-09-27 18:29:21 -04:00
Richard Kenner
7cbc7b0cac (pop_function_context): Clear reg_renumber. 
From-SVN: r8103
 1994-09-20 17:51:32 -04:00
Jim Wilson
7a30f0c44e (assign_parms): Set RTX_UNCHANGING_P on stack_parm 
for const parameter before calling move_block_from_reg.

From-SVN: r8075
 1994-09-12 11:51:39 -07:00
Jason Merrill
e2fd1d94b8 (expand_main_function): Don't call __main if 
HAS_INIT_SECTION is defined.

From-SVN: r8067
 1994-09-10 00:34:51 +00:00
Richard Kenner
3f46679a3c (assign_parms): If parm is transparent union, use type of first field. 
From-SVN: r7948
 1994-08-19 17:33:13 -04:00
Richard Kenner
426749e8af (expand_function_start): Add redundant copy to static_chain_incoming_rtx if... 
(expand_function_start): Add redundant copy to
static_chain_incoming_rtx if SMALL_REGISTER_CLASS so inlining works
properly.

From-SVN: r7909
 1994-08-12 18:59:14 -04:00
Richard Kenner
ac9e20f0fb (expand_function_start): Only use static_chain_incoming_rtx once if it 
is a REG and we have SMALL_REGISTER_CLASSES.

From-SVN: r7873
 1994-08-08 17:08:00 -04:00
Richard Kenner
4acc00bf75 (expand_function_start): Initialize VALUE_ADDRESS. 
From-SVN: r7823
 1994-07-29 18:50:41 -04:00
Jason Merrill
4ac3d99407 tree.h (TYPE_NEEDS_CONSTRUCTING): New macro. 
Wed Jul 13 03:30:36 1994  Jason Merrill  (jason@deneb.cygnus.com)

        * tree.h (TYPE_NEEDS_CONSTRUCTING): New macro.
        (tree_type): Add needs_constructing_flag.
        * function.c (assign_parms): If TYPE_NEEDS_CONSTRUCTING, pass by
        invisible reference.
        * calls.c (expand_call): Ditto.

From-SVN: r7758
 1994-07-13 11:06:24 +00:00
Richard Kenner
dfd3dae6c2 (instantiate_virtual_regs_1): Remove last change. 
From-SVN: r7697
 1994-07-10 08:18:01 -04:00
Richard Kenner
a890174971 (instantiate_virtual_regs_1, case SET): If DEST is 
virtual_stack_vars_rtx, replace with hardware frame pointer.

From-SVN: r7687
 1994-07-08 18:26:41 -04:00
Mike Stump
d93d4205f1 fix temp lifetime (FOR TARGET_EXPRs only) 
From-SVN: r7681
 1994-07-08 20:45:14 +00:00
Richard Kenner
4c9a05bc55 Cast pointer operands to bzero, bcopy, and bcmp to (char *). 
From-SVN: r7472
 1994-06-14 18:19:28 -04:00
Richard Kenner
ba6da62704 (assign_parms): Set REG_USERVAR_P when parm is passed by invisible 
reference but can live in register.

From-SVN: r7366
 1994-05-27 16:13:41 -04:00
Richard Kenner
6673dddf4b (assign_parms): Fix typo in previous change. 
From-SVN: r7283
 1994-05-12 18:11:20 -04:00
Richard Kenner
5fa7422be7 (fixup_var_refs_insns): Change from USE and CLOBBER insns to using 
CALL_INSN_FUNCTION_USAGE.

From-SVN: r7244
 1994-05-06 17:50:04 -04:00
Richard Kenner
a03caf76d7 (assign_parms): Spread out the REG_EQUIV notes on 
CONCATs.

From-SVN: r7232
 1994-05-06 14:04:37 -04:00
Richard Kenner
1fd3ef7f65 (assign_parms): Use expr_size when appropriate. 
From-SVN: r7228
 1994-05-06 13:32:34 -04:00
Per Bothner
05e3bdb9cb Use new macro AGGREGATE_TYPE_P. 
From-SVN: r7160
 1994-04-26 16:56:21 -07:00
Richard Kenner
e15679f8d6 Add prototypes for static functions. 
(bc_expand_function_end, expand_function_end): Call new expand_fixups
instead of old fixup_gotos.

From-SVN: r7116
 1994-04-21 15:30:29 -04:00
Richard Kenner
a5a52dbc09 (assign_parms, promoted_input_arg, expand_function_start): Use promote_mode. 
From-SVN: r7068
 1994-04-18 14:51:48 -04:00
Jeff Law
0b21dcf57a function.c (locate_and_pad_parm): For ARGS_GROW_DOWNWARD... 
* function.c (locate_and_pad_parm): For ARGS_GROW_DOWNWARD,
        Round sizetree for both upward and downward padding, nuke
        the (now unnecessary) call to pad_below for arg_size_ptr.

From-SVN: r7056
 1994-04-16 23:14:50 -06:00
Richard Kenner
45620ed410 No longer handle LSHIFT. 
From-SVN: r7020
 1994-04-10 08:03:37 -04:00
Richard Kenner
3c8cd8bd6e (unitialized_vars_warning, setjmp_args_warning): Reword warning to be 
less ambiguous.

From-SVN: r7005
 1994-04-09 09:47:29 -04:00
Richard Kenner
3b69d50e4d (push_function_context): Use current_function_varargs. 
(pop_function_context): Likewise.
(assign_parms): Respect current_function_varargs.
Save args_so_far in any case.

From-SVN: r6983
 1994-04-06 07:47:24 -04:00
Richard Kenner
f0c51a1e34 (expand_function_start): Delay copying static chain. 
From-SVN: r6979
 1994-04-06 07:21:12 -04:00
Richard Kenner
e3a771613f (preserve_temp_slots): If argument is REG, see if it is address of a 
temp slot we know about.

From-SVN: r6843
 1994-03-21 17:15:32 -05:00
Richard Kenner
ccdecf58a9 (assign_parms, expand_function_start): Properly set MEM_IN_STRUCT_P 
for DECL_RTL of function result.

From-SVN: r6791
 1994-03-14 17:31:43 -05:00
Richard Kenner
63770d6ae3 (fixup_var_refs_insn): Delete CLOBBER of VAR. 
(fixup_var_refs_insn): Delete CLOBBER of VAR.  If VAR is being
assigned into by a libcall sequence, remove the libcall notes.

From-SVN: r6632
 1994-02-26 16:12:46 -05:00
Richard Kenner
e5e761396e (struct temp_slot): Add new field, ADDRESS. 
(assign_stack_temp): Initialize it to zero.
(find_temp_slot_from_address, update_temp_slot_address): New functions.
(preserve_temp_slots): Use find_temp_slot_from_address.

From-SVN: r6496
 1994-02-06 19:59:58 -05:00
Richard Kenner
3d329b07b7 (assign_parms): Call gen_realpart and gen_imagpart instead of 
gen_lowpart and gen_highpart.

From-SVN: r6379
 1994-01-10 19:36:36 -05:00
Richard Kenner
422c8f6335 (preserve_rtl_expr_result): New function. 
From-SVN: r6367
 1994-01-10 19:05:31 -05:00
Richard Kenner
83eb3b0ddb (thread_prologue_and_epilogue_insns): When constructing USE chain, set both NEXT_INSN and PREV_INSN links. 
(thread_prologue_and_epilogue_insns): When constructing USE chain, set
both NEXT_INSN and PREV_INSN links.  Also, preserve order of USE insns
in chain.

From-SVN: r6215
 1993-12-12 06:18:21 -05:00
Richard Kenner
e7a84011d2 Declare sequence_rtl_expr. 
(struct temp_slot): New field rtl_expr.
(assign_stack_temp): Set it from sequence_rtl_expr.
({free,pop}_temp_slots): Don't free any slot with nonzero rtl_expr.
(free_temps_for_rtl_expr): New function.

From-SVN: r6161
 1993-11-25 18:10:57 -05:00
Richard Kenner
980697fdbe Clean up comment formatting. 
From-SVN: r6158
 1993-11-25 10:53:19 -05:00
Richard Stallman
1be0704635 (expand_function_end): New arg END_BINDINGS. 
From-SVN: r6141
 1993-11-23 06:19:36 +00:00
Richard Stallman
c110c53d6e (assign_parms): Clear STACK_PARM when we have a 
pass-by-pointer parm that we load into a pseudo.

From-SVN: r6098
 1993-11-15 05:40:19 +00:00
Richard Kenner
e5884dacd5 (expand_function_start): If not optimizing, ensure we mark context 
display regs as live for the entire function.

From-SVN: r5995
 1993-11-04 13:29:59 -05:00
Richard Stallman
7b1a0c14e9 (assign_parms): If parmreg is a CONCAT, handle the 
case where stack_parm is 0.

From-SVN: r5940
 1993-10-30 06:04:50 +00:00
Richard Stallman
14aceb299b (assign_parms): Properly set parm_reg_stack_loc for args that are a CONCAT. 
From-SVN: r5819
 1993-10-20 03:43:31 +00:00
Richard Kenner
2849864429 (trampoline_address): Don't allocate anything from parent function's 
current obstack.

From-SVN: r5734
 1993-10-11 13:56:01 -04:00
Richard Stallman
467664666a (save_machine_status, restore_machine_status): New vars. 
(push_function_context, pop_function_context): Use them.

From-SVN: r5721
 1993-10-11 03:02:46 +00:00
Richard Kenner
4da73fa0ba (put_reg_into_stack): Allocate fixup structure in saveable obstack. 
From-SVN: r5714
 1993-10-10 17:10:48 -04:00
Richard Kenner
a14ae50814 (assign_parms): Pass objects who size depends on the contents of the 
object by invisible reference.

From-SVN: r5585
 1993-10-03 21:48:54 -04:00
Richard Kenner
0eb202977b (push_temp_slots, pop_temp_slots): Always change level. 
From-SVN: r5523
 1993-09-28 21:24:47 -04:00
Richard Stallman
ae0d828893 (expand_main_function): Put back accidentally 
deleted previous change to use NAME__MAIN.

From-SVN: r5519
 1993-09-28 23:16:09 +00:00
Doug Evans
b37f453b2a function.c: (instantiate_virtual_regs_1... 
* function.c: (instantiate_virtual_regs_1, case MEM): references to
MEM via the hard frame pointer shouldn't be copied.

From-SVN: r5456
 1993-09-24 19:42:16 +00:00
Jan Brittenson
e7a4277263 changed bytecode rtx structure references into macros 
From-SVN: r5435
 1993-09-23 10:08:13 -07:00
Jan Brittenson
c20bf1f3b3 bytecode modifications 
From-SVN: r5405
 1993-09-22 11:45:56 -07:00
Richard Stallman
e9b7093a9f (combine_temp_slots): Handle deletion properly. 
Free the RTL that is allocated.

From-SVN: r5401
 1993-09-22 18:29:43 +00:00
Jim Wilson
8634413a53 (current_function_has_nonlocal_goto): New var. 
(push_function_context): Save it.
(pop_function_context): Restore it.
(init_function_start): Init it.

From-SVN: r5336
 1993-09-15 23:12:57 -07:00
Richard Stallman
d181c15421 (aggregate_value_p): Allow type node as argument. 
From-SVN: r5328
 1993-09-15 13:39:18 +00:00
Richard Stallman
cb61f66f5b (assign_parms): When parm needs conversion on entry, 
don't store it back in the slot where it was passed.

From-SVN: r5261
 1993-09-05 20:01:32 +00:00
Jim Wilson
a45035b6ed (assign_stack_temp): When allocate a slot too large, 
split extra off into a slot of its own.
(combine_temp_slots): New function.
(free_temp_slots, pop_temp_slots): Call combine_temp_slots.

From-SVN: r5232
 1993-08-31 13:30:12 -07:00
Jim Wilson
a78bdb3850 (thread_prologue_and_epilogue_insns): For the 
epilogue, put USE insns immediately before the return insn.

From-SVN: r5142
 1993-08-12 10:45:57 -07:00
Jim Wilson
f31870c1b0 (assign_parms): Pass extra argument SIZE to move_block_from_reg calls. 
(assign_parms): Pass extra argument SIZE to
move_block_from_reg calls.
(locate_and_pad_parm): For !ARGS_GROW_DOWNWARD case, move downward
padding pad_below call after round_up call.

From-SVN: r5016
 1993-07-28 10:15:25 -07:00
Richard Stallman
19fdd3eecb (assign_parms): Don't copy too much when extending parm_reg_stack_loc. 
From-SVN: r5004
 1993-07-27 18:52:32 +00:00
Richard Stallman
293e3de41c (expand_main_function): Likewise. 
(put_reg_into_stack): New subroutine.
(put_var_into_stack): Use that; handle CONCAT.

From-SVN: r4991
 1993-07-26 20:59:21 +00:00
Richard Kenner
2a64e92d30 (aggregate_value_p): An ARRAY_TYPE is also an aggregate. 
From-SVN: r4970
 1993-07-23 07:17:40 -04:00
Richard Kenner
d9a98e1a53 (init_function_start): Initialize trampoline_list here. 
(expand_function_end): Not here.

From-SVN: r4936
 1993-07-18 14:21:41 -04:00
Richard Kenner
40d055518b (fixup_stack_1): Handle current_function_internal_arg_pointer. 
From-SVN: r4777
 1993-06-27 21:15:50 -04:00
Richard Stallman
f1b985b7e2 (uninitialized_vars_warning): Change warning text. 
(setjmp_args_warning): Likewise.

From-SVN: r4635
 1993-06-05 09:10:02 +00:00
Richard Stallman
de3ab9df04 (assign_parms): Declare and set current_call_is_indirect. 
From-SVN: r4516
 1993-05-20 05:10:30 +00:00
Richard Kenner
c51d911af1 Update copyright notice. 
From-SVN: r4362
 1993-05-06 13:10:04 -04:00
Richard Kenner
ab6155b74f (walk_fixup_memory_subreg): Add new arg UNCRITICAL. 
(fixup_var_refs_insn): Call with UNCRITICAL of 1 when processing
REG_NOTES.

From-SVN: r4360
 1993-05-06 12:58:33 -04:00
Doug Evans
0b2187a9ba (assign_parms): Use mode of type, not BLKmode. 
From-SVN: r4186
 1993-04-21 00:31:18 +00:00
Doug Evans
49640f91c6 Fix style typo. 
From-SVN: r4185
 1993-04-19 19:44:49 +00:00
Doug Evans
137a2a7b83 (assign_parms): Use new FUNCTION_ARG_CALLEE_COPIES macro. 
From-SVN: r4184
 1993-04-19 19:25:29 +00:00
Richard Kenner
c1b98a9573 Treat QUAL_UNION_TYPE like UNION_TYPE when seeing if aggregate. 
From-SVN: r4118
 1993-04-13 06:47:33 -04:00
Jim Wilson
1b8297c13f (init_function_start): Always set 
current_funtion_returns_pcc_struct if PCC_STATIC_STRUCT_RETURN defined.

From-SVN: r4031
 1993-04-06 12:28:47 -07:00
Richard Kenner
4752d3bc31 (expand_function_start): When evaluating sizes of variable types, do 
so just for side-effects (the SAVE_EXPRs).

From-SVN: r3896
 1993-03-27 13:41:59 -05:00
Richard Stallman
d1e37dc7e8 (fixup_var_refs_insns): Don't delete an insn copying 
var to itself, if it's the end of a libcall group.

From-SVN: r3873
 1993-03-25 05:43:12 +00:00
Doug Evans
461beb1055 * (assign_parms): Minor cleanup. 
From-SVN: r3776
 1993-03-18 20:27:21 +00:00
Doug Evans
682a59faae * (assign_parms): Remove unnecessary #ifdef. 
From-SVN: r3747
 1993-03-15 21:43:27 +00:00
Doug Evans
9f67be1318 * (aggregate_value_p): RETURN_IN_MEMORY handles BLKmode values. 
From-SVN: r3707
 1993-03-11 23:55:44 +00:00